If A = 131 ± 4 and B = 106 ± 4, the percentage range of doubt in A - B is ___

Multiple Choice Questions Instrumentation MCQ
1

If A = 131 ± 4 and B = 106 ± 4, the percentage range of doubt in A - B is

A. 4%
B. 8%
C. 16%
D. 32%

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Answer: D

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